Red Swan

Ha-neul Kim

Oh Wan-soo

Rain

Seo Do-yoon

Joo-yeon Jung

Lee Jin

Kim Young-pil

Oh Hyeon-soo

Won-hui Jo

Kim Doo-oh

Fila Lee

Lee Gyung-suk (Hwain family's maid)

Hyeon-suk Park

Hwain family's head butler

Yi-suk Seo

Park Mi-ran

Kim Byeong-Ok

Chief of the National Police Agency

Mitch Craig

News reporter

Hee-Jun Oh

Hwang Se-joon (Reporter)

Gyu-Woon Jung

Kim Yong-gook

Lee Jae-woo

Hotel director

Ki Eun-Yoo

Kim Joon-hee

Eun Se Ki

Jang Tae-ra

Li Yongqun

Chinese gang boss

Go Yoon

Kim Yong-Min

Laura Fitch Yang

Human Rights Lawyer